2023
Intratumor spatial heterogeneity in programmed death-ligand 1 (PD-L1) protein expression in early-stage breast cancer
Kahn A, Golestani R, Harigopal M, Pusztai L. Intratumor spatial heterogeneity in programmed death-ligand 1 (PD-L1) protein expression in early-stage breast cancer. Breast Cancer Research And Treatment 2023, 201: 289-298. PMID: 37378695, DOI: 10.1007/s10549-023-06977-1.Peer-Reviewed Original ResearchConceptsTriple-negative breast cancerPD-L1 expressionBreast cancerPD-L1Metastatic triple-negative breast cancerPD-L1 positive casesEarly-stage breast cancerPD-L1 protein expressionImmune checkpoint inhibitorsPD-L1 positivityPD-L1 statusProtein expressionWhole study populationPrimary breast tumorsNegative breast cancerConcordant negative resultsCheckpoint inhibitorsMultiple biopsiesPositive cancersCohen's kappa coefficientStudy populationE1L3N antibodyDiscordance rateBreast tumorsPositive cases
2022
CECR2 drives breast cancer metastasis by promoting NF-κB signaling and macrophage-mediated immune suppression
Zhang M, Liu ZZ, Aoshima K, Cai WL, Sun H, Xu T, Zhang Y, An Y, Chen JF, Chan LH, Aoshima A, Lang SM, Tang Z, Che X, Li Y, Rutter SJ, Bossuyt V, Chen X, Morrow JS, Pusztai L, Rimm DL, Yin M, Yan Q. CECR2 drives breast cancer metastasis by promoting NF-κB signaling and macrophage-mediated immune suppression. Science Translational Medicine 2022, 14: eabf5473. PMID: 35108062, PMCID: PMC9003667, DOI: 10.1126/scitranslmed.abf5473.Peer-Reviewed Original ResearchConceptsBreast cancer metastasisReticuloendotheliosis viral oncogene homolog ACancer metastasisImmune suppressionM2 macrophagesWorse metastasis-free survivalMetastatic breast cancerMetastasis-free survivalV-rel avian reticuloendotheliosis viral oncogene homolog ACancer-related deathPrimary breast tumorsMultiple mouse modelsNF-κB signalingImmunocompetent settingNuclear factor-κB family membersMetastasis-promoting genesDistant metastasisMetastatic sitesPrimary tumorEffective therapyBreast cancerMetastasis treatmentMouse modelBreast tumorsMetastasis
2009
CXCR4 Expression in Early Breast Cancer and Risk of Distant Recurrence
Andre F, Xia W, Conforti R, Wei Y, Boulet T, Tomasic G, Spielmann M, Zoubir M, Berrada N, Arriagada R, Hortobagyi GN, Hung M, Pusztai L, Delaloge S, Michiels S, Cristofanilli M. CXCR4 Expression in Early Breast Cancer and Risk of Distant Recurrence. The Oncologist 2009, 14: 1182-1188. PMID: 19939894, DOI: 10.1634/theoncologist.2009-0161.Peer-Reviewed Original ResearchConceptsPrimary breast tumorsCXCR4 expressionBone metastasesBreast tumorsClinical characteristicsDistant metastasisPrognostic valueHigh riskLigand stromal cell-derived factor-1Stromal cell-derived factor-1Cell-derived factor-1Bone-targeted agentsEarly breast cancerProspective clinical trialsCox regression modelNovel adjuvant strategyExpression of CXCR4Chemokine receptor 4Early metastatic processOccurrence of metastasesSpecific organ sitesCXCR4 tumorsDistant recurrenceOverall survivalAdjuvant strategies